- u -

• user_constraint : count_struct
• user_constraints : MBS_data
• user_model : count_struct , MBS_data , my_joint
• user_model_name : extforce_struct , my_link , wheel_struct
• user_model_parameter : count_struct
• user_models : MBS_info
• user_state : count_struct
• user_var : MBS_data
• user_variable : count_struct
• ux : MBS_data
• ux0 : MBS_data
• uxd : MBS_data